CN213769939U

CN213769939U - Pressure sensor lacks material alarm device

Info

Publication number: CN213769939U
Application number: CN202022655426.4U
Authority: CN
Inventors: 曹文君
Original assignee: Wuxi Walson Sensor Technology Co ltd
Current assignee: Wuxi Walson Sensor Technology Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-07-23
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a pressure sensor lacks material alarm device, which comprises a bracket, fixedly connected with workbin on the support, the inside fixedly connected with extension board of workbin, the inside sliding connection of the workbin that the extension board top corresponds has the material bearing plate, only supporting of position board tightly on the lateral wall of protection casing, the bottom fixedly connected with heat conduction cover of protection casing. The device is when lacking the material, pressure sensor body signals gives the PLC controller, the PLC controller can control the alarm and send alert ring, remind the staff to carry out the material loading, then work efficiency has effectively been improved, be convenient for carry out effectual anti external force protective action to PLC controller and alarm through the protection casing, and dampproofing and waterproofing is effectual, thereby be favorable to the life of extension fixture, and make the protection casing dismouting swift, time saving and labor saving, it is nimble to use, and be convenient for strengthen the radiating effect of protection casing, then effectively improve the availability factor of protection casing, the life of device has further been prolonged.

Description

Pressure sensor lacks material alarm device

Technical Field

The utility model belongs to the technical field of alarm device, concretely relates to pressure sensor lacks material alarm device.

Background

With the continuous development of automation technology, more and more automated machines are used for processing food and drink materials. Present automatic machine usually needs operating personnel to add the material to the feed bin before beginning work, whether the material in the feed bin is used up to notice occasionally in work, so that in time add the material to the feed bin, consume operating personnel's time and energy very much, and the untimely condition of interpolation material appears easily, can reduce the availability factor of machine and also reduce work efficiency, therefore, the starvation alarm device who carries out automated control through electrical apparatus such as pressure sensor, controller and alarm obtains wide application, when alarm device among the prior art, its controller and alarm are generally arranged in the outside of equipment, if receive the damage that the exogenic action of erroneous application extremely easily leads to the device, can not carry out dampproofing and waterproofing protection to the device simultaneously, very big influence alarm device's life.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pressure sensor lacks material alarm device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a pressure sensor material shortage warning device comprises a support, wherein a material box is fixedly connected onto the support, a support plate is fixedly connected inside the material box, a material bearing plate is slidably connected inside the material box corresponding to the upper portion of the support plate, a pressure sensor body is installed between the two ends of the material bearing plate and the support plate, a discharging pipe is fixedly connected to the middle of the material bearing plate and slidably penetrates through the bottom of the support plate, an alarm and a PLC (programmable logic controller) are fixedly installed on the side wall of the support, a protective cover is arranged on the upper cover of the alarm and the PLC, the inner side end portion of the protective cover is inserted into the support, a square supporting rod is fixedly connected onto the side wall of the support corresponding to the bottom of the protective cover, a guide plate is slidably connected onto the square supporting rod, a stop rod is fixedly connected onto the top of the guide plate, and the stop plate is abutted against the side wall of the protective cover, the bottom fixedly connected with heat conduction cover of protection casing.

Preferably, the blanking pipe is fixedly provided with an electromagnetic valve, and the electromagnetic valve, the alarm and the pressure sensor body are all electrically connected with the PLC.

This setting is convenient for lack material automatic alarm operation, PLC controller control is opened the solenoid valve and can be made the material use through the unloading pipe discharge, at this moment, material weight on the board of accepting reduces gradually, pressure sensor body response pressure value changes and shows on the PLC controller, when descending to certain pressure value, when lacking the material promptly, the PLC controller is given to pressure sensor body signals, the PLC controller can control the alarm and send alert song, remind the staff to carry out the material loading, and then work efficiency has effectively been improved.

Preferably, fixedly connected with locating piece on the medial extremity of protection casing, the constant head tank has been seted up on the side of support, constant head tank and locating piece phase-to-phase connection, equal fixedly connected with magnet piece on the terminal surface between constant head tank and the locating piece, it is fixed to adsorb each other between the magnet piece.

This set up during the locating piece inserts the constant head tank, effectively improved connection structure's between protection casing and the support stability, the location is accurate, and make the firm absorption of protection casing on the support through the magnetite piece to effectively improved connection structure's between protection casing and the support steadiness, dismouting convenient to use is nimble, through the protection casing, is convenient for carry out effectual anti external force protective action to PLC controller and alarm, and dampproofing and waterproofing is effectual, thereby is favorable to the life of extension fixture.

Preferably, the bottom of the protective cover is provided with heat conducting grooves which are uniformly distributed, the wall of each heat conducting groove is fixedly connected with a heat conducting copper sheet, a heat dissipation through groove is formed in the heat conducting cover in a penetrating mode, and the heat conducting copper sheets extend into the heat dissipation through groove.

This is provided with the radiating efficiency who does benefit to reinforcing protection casing, and the thermal effluvium on the PLC controller of being convenient for and the alarm to the life of device has further been improved.

Preferably, the end part of the square supporting rod is fixedly connected with a baffle, a spring is fixedly connected between the baffle and the guide plate, and the spring is sleeved on the square supporting rod.

This setting has effectively improved connection structure's between deflector and the square branch stability, and the deflector of being convenient for carries out the elastic stretching slip along square branch, is convenient for then drive and ends the position pole and carry out stable elastic stretching and drawing removal to it is spacing to the protection casing to be convenient for end the position pole and support tightly on the lateral wall of protection casing.

Preferably, the inner side of the upper end of the stop rod is fixedly connected with a stop block, a stop groove is formed in the side wall of the protective cover, and the stop groove is connected with the stop block in a matched mode.

This setting is only a pole and is slided and drive the locating piece and insert the constant head tank, has effectively improved and has only a pole and protection casing between connection structure's steadiness to improved protection casing mounting structure's steadiness, the dismouting is nimble convenient, and the availability factor is high.

Compared with the prior art, the utility model discloses a technological effect and advantage: the pressure sensor material shortage warning device has the advantages that when material shortage occurs, the pressure sensor body sends a signal to the PLC, the PLC can control the alarm to sound, a worker is reminded of feeding, working efficiency is effectively improved, the PLC and the alarm can be effectively protected against external force through the protective cover, the waterproof and moistureproof effects are good, the service life of the device is prolonged, the protective cover is made of transparent plastic materials and is fast to disassemble and assemble, time and labor are saved, the use is flexible, when the protective cover is installed, the stop rod is pulled to drive the guide plate to slide along the square support rod and extrude the spring, the protective cover is clamped on the support, namely the protective cover is covered on the PLC and the alarm, the positioning block is inserted into the positioning groove and the magnet pieces are fixed in an adsorption mode, and the protective cover is accurately installed and positioned, loosen immediately and end the position pole, can drive and end the position piece and insert and end the position groove in for the firm installation of protection casing, reverse operation during the dismantlement can, the flexible operation is convenient, simultaneously, leads to the groove through heat conduction groove, heat conduction copper sheet, heat conduction cover and heat dissipation and has effectively strengthened the radiating effect of protection casing, is convenient for then strengthen the radiating efficiency of PLC controller and alarm, thereby has further prolonged the life of device.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic view of a part of the structure of the present invention.

In the figure: 1. a support; 101. Positioning a groove; 102. a magnet sheet; 2. a material box; 201. a support plate; 3. a material bearing plate; 301. a pressure sensor body; 302. a discharging pipe; 303. an electromagnetic valve; 4. an alarm; 5. a PLC controller; 6. a protective cover; 601. positioning blocks; 602. a heat conducting groove; 603. a thermally conductive copper sheet; 604. a heat conducting cover; 605. a heat dissipation through groove; 606. a stop groove; 7. a square strut; 701. a baffle plate; 702. a spring; 8. a guide plate; 801. a stop lever; 802. and a stop block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, a pressure sensor material shortage warning device comprises a support 1, a material box 2 is fixedly connected to the support 1, a support plate 201 is fixedly connected to the inside of the material box 2, a material bearing plate 3 is slidably connected to the inside of the material box 2 corresponding to the upper side of the support plate 201, a pressure sensor body 301 is installed between two ends of the material bearing plate 3 and the support plate 201, a blanking pipe 302 is fixedly connected to the middle of the material bearing plate 3, the blanking pipe 302 is slidably connected to the bottom of the support plate 201, an alarm 4 and a PLC controller 5 are fixedly installed on the side wall of the support 1, a protective cover 6 is covered on the alarm 4 and the PLC controller 5, the inner side end of the protective cover 6 is inserted into the support 1, a square support rod 7 is fixedly connected to the side wall of the support 1 corresponding to the bottom of the protective cover 6, and a guide plate 8 is slidably connected to, the top of the guide plate 8 is fixedly connected with a stop rod 801, the stop plate is tightly abutted against the side wall of the protective cover 6, and the bottom of the protective cover 6 is fixedly connected with a heat conducting cover 604.

An electromagnetic valve 303 is fixedly installed on the blanking pipe 302, and the electromagnetic valve 303, the alarm 4 and the pressure sensor body 301 are electrically connected with the PLC 5; be convenient for lack material automatic alarm operation, PLC controller 5 control is opened solenoid valve 303 and can be made the material discharge through unloading pipe 302 and be used, at this moment, material weight on the board of accepting reduces gradually, pressure sensor body 301 response pressure value changes and shows on PLC controller 5, when descending to certain pressure value, when lacking the material promptly, pressure sensor body 301 signals and gives PLC controller 5, PLC controller 5 can control alarm 4 and send alert song, remind the staff to carry out the material loading, and then work efficiency has effectively been improved.

A positioning block 601 is fixedly connected to the end portion of the inner side of the protective cover 6, a positioning groove 101 is formed in one side of the support 1, the positioning groove 101 is connected with the positioning block 601 in a matched mode, magnet pieces 102 are fixedly connected to the end face between the positioning groove 101 and the positioning block 601, and the magnet pieces 102 are mutually adsorbed and fixed; during locating piece 601 inserted constant head tank 101, connection structure's stability between protection casing 6 and the support 1 has effectively been improved, the location is accurate, and make the firm absorption of protection casing 6 on support 1 through magnet piece 102, thereby connection structure's steadiness between protection casing 6 and the support 1 has effectively been improved, dismouting convenient to use is nimble, through protection casing 6, be convenient for carry out effectual anti external force protection effect to PLC controller 5 and alarm 4, and dampproofing and waterproofing is effectual, thereby be favorable to extension fixture's life.

The bottom of the protective cover 6 is provided with heat conducting grooves 602 which are uniformly distributed, the wall of each heat conducting groove 602 is fixedly connected with a heat conducting copper sheet 603, a heat radiating through groove 605 runs through the inside of the heat conducting cover 604, and the heat conducting copper sheets 603 extend into the heat radiating through groove 605; the heat dissipation efficiency of the protective cover 6 is enhanced, the heat on the PLC controller 5 and the alarm 4 is conveniently dissipated, and the service life of the device is further prolonged.

The end part of the square supporting rod 7 is fixedly connected with a baffle plate 701, a spring 702 is fixedly connected between the baffle plate 701 and the guide plate 8, and the spring 702 is sleeved on the square supporting rod 7; effectively improved connection structure's between deflector 8 and the square branch 7 stability, be convenient for deflector 8 carries out the flexible slip of elasticity along square branch 7, is convenient for drive then and ends position pole 801 and carry out stable flexible removal to it is spacing to protection casing 6 to be convenient for end position pole 801 to support tightly on the lateral wall of protection casing 6.

The inner side of the upper end of the stop rod 801 is fixedly connected with a stop block 802, the side wall of the protective cover 6 is provided with a stop groove 606, and the stop groove 606 is connected with the stop block 802 in a matching manner; stop pole 801 and slide and drive locating piece 601 and insert in the constant head tank 101, effectively improved the steadiness of connection structure between stop pole 801 and the protection casing 6 to improved the steadiness of protection casing 6 mounting structure, the dismouting is nimble convenient, and the availability factor is high.

Specifically, when the device is used, the PLC controller 5 controls the electromagnetic valve 303 to be opened, so that materials can be discharged through the discharging pipe 302 for use, at the moment, the weight of the materials on the bearing plate is gradually reduced, the pressure sensor body 301 senses pressure value changes, when the pressure sensor body is reduced to a certain pressure value, namely, when the pressure sensor body is short of the materials, the pressure sensor body 301 sends a signal to the PLC controller 5, the PLC controller 5 can control the alarm 4 to give out warning sound to remind workers to carry out feeding, so that the working efficiency is effectively improved, the PLC controller 5 and the alarm 4 are conveniently protected against external force through the protective cover 6, the waterproof and moistureproof effects are good, so that the service life of the device is prolonged, the protective cover 6 is made of transparent plastic, the protective cover 6 is fast to disassemble and assemble, time and labor are saved, the device is flexible to use, namely, when the protective cover 6 is installed, the stop rod 801 is pulled to drive the guide plate 8 to slide along the square support rod 7 and extrude the spring 702, simultaneously, the protection cover 6 is clamped into the support 1, namely, the protection cover is arranged on the PLC controller 5 and the alarm 4, at the moment, the positioning block 601 is inserted into the positioning groove 101 and the magnet sheets 102 are fixedly adsorbed, the protection cover 6 is accurately installed and positioned, the stop rod 801 is loosened immediately, the stop block 802 can be driven to be inserted into the stop groove 606, the protection cover 6 is stably installed, reverse operation is performed during disassembly, operation is flexible and convenient, meanwhile, the heat conduction copper sheet 603 is formed by the heat conduction groove 602, the heat conduction cover 604 and the heat dissipation through groove 605, the heat dissipation effect of the protection cover 6 is effectively enhanced, the heat dissipation efficiency of the PLC controller 5 and the heat dissipation efficiency of the alarm 4 are conveniently enhanced, and the service life of the device is further prolonged.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a pressure sensor lacks material alarm device, includes support (1), its characterized in that: the material box (2) is fixedly connected onto the support (1), the support plate (201) is fixedly connected inside the material box (2), the material bearing plate (3) is slidably connected inside the material box (2) corresponding to the upper portion of the support plate (201), a pressure sensor body (301) is installed between the two ends of the material bearing plate (3) and the support plate (201), the discharging pipe (302) is fixedly connected to the middle of the material bearing plate (3), the discharging pipe (302) is slidably connected to the bottom of the support plate (201) in a penetrating mode, an alarm (4) and a PLC (programmable logic controller) are fixedly installed on the side wall of the support (1), a protective cover (6) is arranged on the upper cover of the alarm (4) and the PLC (5), the inner side end portion of the protective cover (6) is inserted into the support (1), a square support rod (7) is fixedly connected onto the side wall of the support (1) corresponding to the bottom of the protective cover (6), sliding connection has deflector (8) on square branch (7), the top fixedly connected with of deflector (8) ends position pole (801), the support of ending the position board is tight on the lateral wall of protection casing (6), the bottom fixedly connected with heat conduction cover (604) of protection casing (6).

2. The pressure sensor starved alarm device of claim 1, wherein: the blanking pipe (302) is fixedly provided with an electromagnetic valve (303), and the electromagnetic valve (303), the alarm (4) and the pressure sensor body (301) are electrically connected with the PLC controller (5).

3. The pressure sensor starved alarm device of claim 1, wherein: fixedly connected with locating piece (601) on the medial extremity portion of protection casing (6), constant head tank (101) have been seted up on the side of support (1), constant head tank (101) and locating piece (601) phase-to-phase connection, equal fixedly connected with magnet piece (102) on the terminal surface between constant head tank (101) and locating piece (601), it is fixed to adsorb each other between magnet piece (102).

4. The pressure sensor starved alarm device of claim 1, wherein: the heat dissipation protective cover is characterized in that heat conduction grooves (602) which are uniformly distributed are formed in the bottom of the protective cover (6), heat conduction copper sheets (603) are fixedly connected to the groove walls of the heat conduction grooves (602), heat dissipation through grooves (605) are arranged in the heat conduction cover (604) in a penetrating mode, and the heat conduction copper sheets (603) stretch into the heat dissipation through grooves (605).

5. The pressure sensor starved alarm device of claim 1, wherein: the end part of the square supporting rod (7) is fixedly connected with a baffle plate (701), a spring (702) is fixedly connected between the baffle plate (701) and the guide plate (8), and the spring (702) is sleeved on the square supporting rod (7).

6. The pressure sensor starved alarm device of claim 1, wherein: the inner side of the upper end of the stop rod (801) is fixedly connected with a stop block (802), a stop groove (606) is formed in the side wall of the protective cover (6), and the stop groove (606) is connected with the stop block (802) in a matched mode.